What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY BATTERY M33143 FAILS TO HOLD CHARGE. REPLACED BATTERY PER AMM 33-29-12-960-809
- Difficulty date
- January 27, 2022
- Submitted
- January 28, 2022
- Operation
- Air carrier
- Aircraft
- N734AR
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31480
- Aircraft time
- 25,583 hours, 2,951 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- D71702001
- Part serial
- 406416
- Condition
- Discharged
- Location
- Zone 200 - Fuse
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.